Home / 202,714,836.71-279,748,679.48-119,086,492.10

Finding the Fourth Proportional to 202,714,836.71, 279,748,679.48 and 119,086,492.10

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Solution

The fourth proportional to 202,714,836.71, 279,748,679.48 and 119,086,492.10 is: 164,340,654.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,714,836.71 : 279,748,679.48 = 119,086,492.10 : x
  2. Step 2: Convert to fraction form
    202,714,836.71/279,748,679.48 = 119,086,492.10/x
  3. Step 3: Cross multiply
    202,714,836.71x = 279,748,679.48 × 119,086,492.10
  4. Step 4: Simplify right side
    202,714,836.71x = 33,314,288,907,779,428
  5. Step 5: Solve for x
    x = 33,314,288,907,779,428/202,714,836.71
  6. Step 6: Final answer
    x = 164,340,654.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.